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AH42F安全回流阀碳钢安全阀介绍：AH42F、A42F适用于工作温度在-40~80℃的液化石油气的液相出口管上，当进出口压差大于0.5MPa时液化石油气能自动回流入罐。
AH42F, A42F type are applicable in liqued phase outlet pipes with operation temperature range of -40~80 , when the inlet and outlet differential pressure is larger than 0.5MPa, the liquefied gas will return to the gas rank automatically .
AH42F安全回流阀碳钢安全阀主要零部件材料 Materials for main parts
NO.
零件名称Name of part
AH42F-C A42F-C Materials
1
阀 座 Nozzle
2Cr13
2
阀 体Body
WCB
3
调 节 圈 Adjusting ring
2Cr13
4
Disc holder
2Cr13
5
阀 瓣 Disc
2Cr13+PTFE
6
导 向 套Guide sleeve
2Cr13
7
阀 盖Bonnet
ZG230-450
8
弹 簧Spring
50CrVA
9
阀 杆 Stem
2Cr13
10
调整螺杆 Adjusting bolt
45
11
阀 帽Cap
ZG200-400
